.fade-in {
  animation: fadeIn 0.8s;
  -webkit-animation: fadeIn 0.8s;
  -moz-animation: fadeIn 0.8s;
  -o-animation: fadeIn 0.8s;
  -ms-animation: fadeIn 0.8s;
}
@keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@-moz-keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@-webkit-keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@-o-keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@-ms-keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
